Ytterbium: atomic tooj 70, atomic hnyav 173.04, lub npe lub npe muab los ntawm nws qhov chaw nrhiav pom.Cov ntsiab lus ntawm ytterbium nyob rau hauv lub crust yog 0.000266%, feem ntau yog tam sim no nyob rau hauv phosphorite thiab dub tsis tshua muaj kub deposits, thaum lub sij hawm cov ntsiab lus nyob rau hauv monazite yog 0.03%, nrog rau 7 natural isotopes.Discovering Histor...
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